X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c67daf87774c71ae9f73af9969008af220e52a11..844ca09641ffb2ec5773738d830ca46533ffeda8:/src/gtk/utilsgtk.cpp diff --git a/src/gtk/utilsgtk.cpp b/src/gtk/utilsgtk.cpp index 050d1718ce..cef8dbe54e 100644 --- a/src/gtk/utilsgtk.cpp +++ b/src/gtk/utilsgtk.cpp @@ -1,476 +1,201 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: utils.cpp +// Name: src/gtk/utilsgtk.cpp // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -//#ifdef __GNUG__ -//#pragma implementation "utils.h" -//#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/utils.h" #include "wx/string.h" +#include "wx/apptrait.h" +#include "wx/intl.h" +#include "wx/log.h" + +#include "wx/process.h" + +#include "wx/unix/execute.h" + #include -#include #include #include #include +#include // for WNOHANG #include -#include -#include -#include -#include -#include - -#ifdef __SVR4__ -#include + +#include "glib.h" +#include "gdk/gdk.h" +#include "gtk/gtk.h" +#ifndef __WXGTK20__ +#include "gtk/gtkfeatures.h" #endif +#include "gdk/gdkx.h" + +#ifdef HAVE_X11_XKBLIB_H + /* under HP-UX and Solaris 2.6, at least, XKBlib.h defines structures with + * field named "explicit" - which is, of course, an error for a C++ + * compiler. To be on the safe side, just redefine it everywhere. */ + #define explicit __wx_explicit + + #include "X11/XKBlib.h" + + #undef explicit +#endif // HAVE_X11_XKBLIB_H -//------------------------------------------------------------------------ +//----------------------------------------------------------------------------- +// data +//----------------------------------------------------------------------------- + +extern GtkWidget *wxGetRootWindow(); + +//---------------------------------------------------------------------------- // misc. -//------------------------------------------------------------------------ +//---------------------------------------------------------------------------- +#ifndef __EMX__ +// on OS/2, we use the wxBell from wxBase library -void wxBell(void) +void wxBell() { - gdk_beep(); -}; + gdk_beep(); +} +#endif -void wxSleep(int nSecs) +/* Don't synthesize KeyUp events holding down a key and producing + KeyDown events with autorepeat. */ +#ifdef HAVE_X11_XKBLIB_H +bool wxSetDetectableAutoRepeat( bool flag ) +{ + Bool result; + XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result ); + return result; /* TRUE if keyboard hardware supports this mode */ +} +#else +bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) ) { - sleep(nSecs); -}; + return FALSE; +} +#endif + +// ---------------------------------------------------------------------------- +// display characterstics +// ---------------------------------------------------------------------------- -int wxKill(long pid, int sig) +void *wxGetDisplay() { - return kill(pid, sig); -}; + return GDK_DISPLAY(); +} void wxDisplaySize( int *width, int *height ) { - if (width) *width = gdk_screen_width(); - if (height) *height = gdk_screen_height(); + if (width) *width = gdk_screen_width(); + if (height) *height = gdk_screen_height(); } -void wxGetMousePosition( int* x, int* y ) +void wxDisplaySizeMM( int *width, int *height ) { - wxFAIL_MSG( "GetMousePosition not yet implemented" ); - if (x) *x = 0; - if (y) *y = 0; -}; + if (width) *width = gdk_screen_width_mm(); + if (height) *height = gdk_screen_height_mm(); +} -bool wxColourDisplay(void) +void wxClientDisplayRect(int *x, int *y, int *width, int *height) { - wxFAIL_MSG( "wxColourDisplay always returns TRUE" ); - return TRUE; + // This is supposed to return desktop dimensions minus any window + // manager panels, menus, taskbars, etc. If there is a way to do that + // for this platform please fix this function, otherwise it defaults + // to the entire desktop. + if (x) *x = 0; + if (y) *y = 0; + wxDisplaySize(width, height); } -int wxDisplayDepth(void) +void wxGetMousePosition( int* x, int* y ) { - wxFAIL_MSG( "wxDisplayDepth always returns 8" ); - return 8; + gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL ); } -//------------------------------------------------------------------------ -// user and home routines -//------------------------------------------------------------------------ - -char* wxGetHomeDir( char *dest ) -{ - wxString tmp = wxGetUserHome( wxString() ); - if (tmp.IsNull()) - strcpy( wxBuffer, "/" ); - else - strcpy( wxBuffer, tmp ); - if (dest) strcpy( dest, WXSTRINGCAST tmp ); - return wxBuffer; -}; - -char *wxGetUserHome( const wxString &user ) +bool wxColourDisplay() { - struct passwd *who = (struct passwd *) NULL; - - if (user.IsNull() || (user== "")) - { - register char *ptr; - - if ((ptr = getenv("HOME")) != NULL) - return ptr; - if ((ptr = getenv("USER")) != NULL - || (ptr = getenv("LOGNAME")) != NULL) { - who = getpwnam(ptr); - } - // We now make sure the the user exists! - if (who == NULL) - who = getpwuid(getuid()); - } - else - who = getpwnam (user); - - return who ? who->pw_dir : (char*)NULL; -}; - -//------------------------------------------------------------------------ -// id routines -//------------------------------------------------------------------------ - -bool wxGetHostName(char *buf, int sz) -{ - *buf = '\0'; -#if defined(__SVR4__) && !defined(__sgi) - return (sysinfo(SI_HOSTNAME, buf, sz) != -1); -#else /* BSD Sockets */ - char name[255]; - struct hostent *h; - // Get hostname - if (gethostname(name, sizeof(name)/sizeof(char)-1) == -1) - return FALSE; - // Get official full name of host - strncpy(buf, (h=gethostbyname(name))!=NULL ? h->h_name : name, sz-1); return TRUE; -#endif } -bool wxGetUserId(char *buf, int sz) +int wxDisplayDepth() { - struct passwd *who; - - *buf = '\0'; - if ((who = getpwuid(getuid ())) != NULL) { - strncpy (buf, who->pw_name, sz-1); - return TRUE; - } - return FALSE; + return gdk_window_get_visual( wxGetRootWindow()->window )->depth; } -bool wxGetUserName(char *buf, int sz) +wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo() { - struct passwd *who; - - *buf = '\0'; - if ((who = getpwuid (getuid ())) != NULL) { - strncpy (buf, who->pw_gecos, sz - 1); - return TRUE; - } - return FALSE; + static wxToolkitInfo info; +#ifdef __WXGTK20__ + info.shortName = _T("gtk2"); +#else + info.shortName = _T("gtk"); +#endif + info.name = _T("wxGTK"); +#ifdef __WXUNIVERSAL__ + info.shortName << _T("univ"); + info.name << _T("/wxUniversal"); +#endif + info.versionMajor = gtk_major_version; + info.versionMinor = gtk_minor_version; + info.os = wxGTK; + return info; } -//------------------------------------------------------------------------ -// error and debug output routines -//------------------------------------------------------------------------ - -void wxDebugMsg( const char *format, ... ) -{ - va_list ap; - va_start( ap, format ); - vfprintf( stderr, format, ap ); - fflush( stderr ); - va_end(ap); -}; - -void wxError( const wxString &msg, const wxString &title ) -{ - fprintf( stderr, "Error " ); - if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) ); - if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) ); - fprintf( stderr, ".\n" ); -}; - -void wxFatalError( const wxString &msg, const wxString &title ) +wxWindow* wxFindWindowAtPoint(const wxPoint& pt) { - fprintf( stderr, "Error " ); - if (!title.IsNull()) fprintf( stderr, "%s ", WXSTRINGCAST(title) ); - if (!msg.IsNull()) fprintf( stderr, ": %s", WXSTRINGCAST(msg) ); - fprintf( stderr, ".\n" ); - exit(1); -}; - -//------------------------------------------------------------------------ -// directory routines -//------------------------------------------------------------------------ - -bool wxDirExists( const wxString& dir ) -{ - char buf[500]; - strcpy( buf, WXSTRINGCAST(dir) ); - struct stat sbuf; - return ((stat(buf, &sbuf) != -1) && S_ISDIR(sbuf.st_mode) ? TRUE : FALSE); -}; - -//------------------------------------------------------------------------ -// wild character routines -//------------------------------------------------------------------------ - -bool wxIsWild( const wxString& pattern ) -{ - wxString tmp = pattern; - char *pat = WXSTRINGCAST(tmp); - while (*pat) { - switch (*pat++) { - case '?': case '*': case '[': case '{': - return TRUE; - case '\\': - if (!*pat++) - return FALSE; - } - } - return FALSE; -}; + return wxGenericFindWindowAtPoint(pt); +} -bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) -{ - wxString tmp1 = pat; - char *pattern = WXSTRINGCAST(tmp1); - wxString tmp2 = text; - char *str = WXSTRINGCAST(tmp2); - char c; - char *cp; - bool done = FALSE, ret_code, ok; - // Below is for vi fans - const char OB = '{', CB = '}'; - - // dot_special means '.' only matches '.' - if (dot_special && *str == '.' && *pattern != *str) - return FALSE; - - while ((*pattern != '\0') && (!done) - && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) { - switch (*pattern) { - case '\\': - pattern++; - if (*pattern != '\0') - pattern++; - break; - case '*': - pattern++; - ret_code = FALSE; - while ((*str!='\0') - && (!(ret_code=wxMatchWild(pattern, str++, FALSE)))) - /*loop*/; - if (ret_code) { - while (*str != '\0') - str++; - while (*pattern != '\0') - pattern++; - } - break; - case '[': - pattern++; - repeat: - if ((*pattern == '\0') || (*pattern == ']')) { - done = TRUE; - break; - } - if (*pattern == '\\') { - pattern++; - if (*pattern == '\0') { - done = TRUE; - break; - } - } - if (*(pattern + 1) == '-') { - c = *pattern; - pattern += 2; - if (*pattern == ']') { - done = TRUE; - break; - } - if (*pattern == '\\') { - pattern++; - if (*pattern == '\0') { - done = TRUE; - break; - } - } - if ((*str < c) || (*str > *pattern)) { - pattern++; - goto repeat; - } - } else if (*pattern != *str) { - pattern++; - goto repeat; - } - pattern++; - while ((*pattern != ']') && (*pattern != '\0')) { - if ((*pattern == '\\') && (*(pattern + 1) != '\0')) - pattern++; - pattern++; - } - if (*pattern != '\0') { - pattern++, str++; - } - break; - case '?': - pattern++; - str++; - break; - case OB: - pattern++; - while ((*pattern != CB) && (*pattern != '\0')) { - cp = str; - ok = TRUE; - while (ok && (*cp != '\0') && (*pattern != '\0') - && (*pattern != ',') && (*pattern != CB)) { - if (*pattern == '\\') - pattern++; - ok = (*pattern++ == *cp++); - } - if (*pattern == '\0') { - ok = FALSE; - done = TRUE; - break; - } else if (ok) { - str = cp; - while ((*pattern != CB) && (*pattern != '\0')) { - if (*++pattern == '\\') { - if (*++pattern == CB) - pattern++; - } - } - } else { - while (*pattern!=CB && *pattern!=',' && *pattern!='\0') { - if (*++pattern == '\\') { - if (*++pattern == CB || *pattern == ',') - pattern++; - } - } - } - if (*pattern != '\0') - pattern++; - } - break; - default: - if (*str == *pattern) { - str++, pattern++; - } else { - done = TRUE; - } - } - } - while (*pattern == '*') - pattern++; - return ((*str == '\0') && (*pattern == '\0')); -}; - -//------------------------------------------------------------------------ +// ---------------------------------------------------------------------------- // subprocess routines -//------------------------------------------------------------------------ +// ---------------------------------------------------------------------------- -typedef struct { - gint pid, tag; - wxProcess *process; -} wxEndProcessData; - -static void GTK_EndProcessDetector(gpointer data, gint source, - GdkInputCondition WXUNUSED(condition) ) +extern "C" +void GTK_EndProcessDetector(gpointer data, gint source, + GdkInputCondition WXUNUSED(condition) ) { - wxEndProcessData *proc_data = (wxEndProcessData *)data; - int pid; + wxEndProcessData *proc_data = (wxEndProcessData *)data; - pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid); + // has the process really terminated? unfortunately GDK (or GLib) seem to + // generate G_IO_HUP notification even when it simply tries to read from a + // closed fd and hasn't terminated at all + int pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid); + int status = 0; + int rc = waitpid(pid, &status, WNOHANG); - /* wait4 is not part of any standard, use at own risk - * not sure what wait4 does, but wait3 seems to be closest, whats a digit ;-) - * --- offer@sgi.com */ -#if !defined(__sgi) - wait4(proc_data->pid, NULL, 0, NULL); -#else - wait3((int *) NULL, 0, (rusage *) NULL); -#endif + if ( rc == 0 ) + { + // no, it didn't exit yet, continue waiting + return; + } - close(source); - gdk_input_remove(proc_data->tag); + // set exit code to -1 if something bad happened + proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status) + : -1; - if (proc_data->process) - proc_data->process->OnTerminate(proc_data->pid); + // child exited, end waiting + close(source); - if (proc_data->pid > 0) - delete proc_data; - else - proc_data->pid = 0; -}; + // don't call us again! + gdk_input_remove(proc_data->tag); -long wxExecute( char **argv, bool sync, wxProcess *process ) -{ - wxEndProcessData *data = new wxEndProcessData; - int end_proc_detect[2]; - - if (*argv == NULL) - return 0; - - /* Create pipes */ - if (pipe(end_proc_detect) == -1) { - perror("pipe failed"); - return 0; - } + wxHandleProcessTermination(proc_data); +} - /* fork the process */ -#if defined(sun) || defined(__ultrix) || defined(__bsdi__) - pid_t pid = vfork(); -#else - pid_t pid = fork(); -#endif - if (pid == -1) { - perror ("fork failed"); - return 0; - } else if (pid == 0) { - /* Close fd not useful */ - close(end_proc_detect[0]); // close reading side - - /* child */ -#ifdef _AIX - execvp ((const char *)*argv, (const char **)argv); -#else - execvp (*argv, argv); -#endif - if (errno == ENOENT) - wxError("command not found", *argv); - else - perror (*argv); - wxError("could not execute", *argv); - _exit (-1); - } - - close(end_proc_detect[1]); // close writing side - data->tag = gdk_input_add(end_proc_detect[0], GDK_INPUT_READ, - GTK_EndProcessDetector, (gpointer)data); - data->pid = pid; - if (!sync) { - data->process = process; - } else { - data->process = (wxProcess *) NULL; - data->pid = -(data->pid); - - while (data->pid != 0) - wxYield(); - - delete data; - } - - return pid; -}; - -long wxExecute( const wxString& command, bool sync, wxProcess *process ) +int wxAddProcessCallback(wxEndProcessData *proc_data, int fd) { - if (command.IsNull() || command == "") return FALSE; - - int argc = 0; - char *argv[127]; - char tmp[1024]; - const char *IFS = " \t\n"; - - strncpy (tmp, command, sizeof(tmp) / sizeof(char) - 1); - tmp[sizeof (tmp) / sizeof (char) - 1] = '\0'; - argv[argc++] = strtok (tmp, IFS); - while ((argv[argc++] = strtok((char *) NULL, IFS)) != NULL) - /* loop */ ; - return wxExecute(argv, sync, process); -}; + int tag = gdk_input_add(fd, + GDK_INPUT_READ, + GTK_EndProcessDetector, + (gpointer)proc_data); + return tag; +}